A man from Lex’s past stalks him in conjunction with a mysterious death at Club Zero that Lex may have been responsible for. Meanwhile Chloe looks into Clark’s past as…

Barry changes into the Flash when six gunmen storm a university event honoring a scientist, but his heroics don’t match up to his expectations. Meanwhile, Iris becomes even more intrigued…

Meg calls Dean and Sam and tells them Castiel is awake and talking. Meanwhile, a teenager named Kevin gets hit by a bolt of lightening and is turned into a…